I work with a university that already has a domain name that ends in .edu (clari.buffalo.edu). I want to use this domain name as we have decided to migrate our web page to WordPress. From the sign up page, it appears that .edu is not supported.

@Chip Thanks for the reply. This is my first time posting here. I was unaware of the scope. Yeah the ? does not fit the scope here. My apologies. Unfortunately, support is only for paying customers (LINK) and I can't pay until I resolve this.
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Tyler RinkerJan 23 '13 at 18:06

Now, if you're referring to using self hosted WordPress (wordpress.org) with a .edu domain, there are no limitation on domain extensions (afaik) and you should be able to set it up no problem as long as you have: